Résultats de la recherche
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Fish as diet of the blue-eyed shag, Phalacrocorax atriceps bransfieldensis at Half-Moon Island, South Shetland Islands
Shetland Islands, during January and February 1993, were analyzed to determine the importance of fish in ... the diet of the blue-eyed shag Phalacrocorax atriceps bransfieldensis. Fish species were identified by ... means of otoliths found in the casts. The size and weight of the fish were estimated from the otolith ... , comprising 91% of prey items. From the 937 otoliths found, 562 fish were represented and 524 were assigned to ...
Meeting Document : WG-CEMP-94/32 : Auteur(s): E.R. Barrera-Oro and R.J. Casaux (Argentina)
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Age and Length Growth of Champsocephalus gunnari, Lonnberg 1905 (Pisces, Chaenichthyidae, in the Area of Elephant Island, West Zone, Antarctica
Abstract: In order to extend the knowledge on the age and growth of antarctic fishes, the authors ... present herein the results of the data processing arising from samplings o f a species belonging to the ... Chaenichthyidae family, Champsocephalus gunnari. The age determination of this species, was made using the otolith ... fine cutting technique. Through the reading of the growth rings the age classes corresponding to3, 4, 5 ...
Meeting Document : WG-FSA-85/11 : Auteur(s): A.P. Tomo and E. Barrera-Oro (Argentina)
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CCAMLR’s role in combating IUU fishing in the Southern Ocean and globally
Abstract: Abstract The persistence of IUU fishing in the CCAMLR Area undermines the intrinsic ... values of CCAMLR and of the Antarctic Treaty. Thus, eliminating IUU fishing must continue to be a top ... priority for CCAMLR as an integral part of the Antarctic Treaty System. Thus far, in spite of the number of ... can take individually and collectively to eliminate IUU fishing in the CCAMLR Area. An important step ...
Meeting Document : CCAMLR-XXIX/BG/20 : Auteur(s): ASOC Observer
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Research plan for the 2017/18 toothfish fishery in Division 58.4.4b by Japan and France
Abstract: Japan and France made the next season’s (2017/18) research plan in research blocks ... 58.4.4b_1 and 58.4.4b_2 using the latest CCAMLR C2 and Observer data. The estimated median stock size in ... tags released in the last three years as effective for the biomass estimation. The estimated median ... method (reference area: HIMI) using the relevant information of reference area (recent median CPUE ...
Meeting Document : WG-SAM-17/02 Rev. 1 : Auteur(s): Delegations of Japan and France
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Analysis of the krill fishery in Subarea 48.1 considering trawl fishing method used (2010–2016)
Abstract: An analysis of spatio-temporal variability of CPUE indices in the krill fishery in ... variability with account of the fishing method used is presented. Particular attention is paid to the fishery ... in the Bransfield strait, where the main fishery in Subarea 48.1 is concentrated The possibility of ... using the standardized CPUE indices as krill biomass density indices for monitoring the variability of ...
Meeting Document : WG-EMM-17/27 : Auteur(s): S. Kasatkina S. and L. Boronina
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SO-AntEco: Contributing information and scientific advice on benthic biodiversity in the South Orkney Islands (Domain 1) region
with an international team of scientists from the Scientific Committee for Antarctic Research (SCAR ... ) AntEco research programme. The team included participants from nine different countries and 15 institutes ... . The expedition took place on board the BAS research ship RRS James Clark Ross in early 2016. The focus ... of the cruise was to contribute towards a better understanding of selected benthic habitats around ...
Meeting Document : WG-EMM-17/37 : Auteur(s): M.J. Brasier, S.M. Grant, P.N. Trathan, L. Allcock, O.S. Ashford, H. Blagbrough, A. Brandt, B. Danis, R. Downey, M. Eléaume, P. Enderlein, C. Ghiglione, O. Hogg, K. Linse, M. Mackenzie, C. Moreau, L. Robinson, E. Rodríguez, V. Spiridonov, A. Tate, M. Taylor, C. Waller, H. Wiklund and H.J. Griffiths
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Oceanography of the South Georgia and South Orkney Islands regions using high-resolution models
Abstract: The shelf regions around South Georgia and the South Orkney Islands are highly ... . Many of the key oceanographic and ecological processes determining the operation of these marine ... ecosystems operate over small spatial scales of <10 km. Understanding the drivers of variability in such ... processes requires the development of high-resolution ocean models. Here we describe the development of ...
Meeting Document : WG-EMM-17/30 : Auteur(s): E. Young, E. Murphy and P. Trathan
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Using preferred habitat models for chinstrap penguins (Pygoscelis antarctica) to help improve krill fisheries management during the penguin breeding season
planning. Using habitat models to understand which variables influence the distribution of predators at-sea ... can enable us to predict the distributions of un-tracked populations, and thus help to identify any ... potential threats they may face. In the Southern Ocean the expanding krill fisheries have the potential to ... impact penguin populations. We show that the distribution of chinstrap penguins can be predicted using ...
Meeting Document : WG-EMM-17/33 : Auteur(s): V. Warwick-Evans, N. Ratcliffe, H.L. Clewlow, L. Ireland, A. Lowther, F. Manco and P.N. Trathan
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Revised research plan for the 2017/18 exploratory longline fishery of D. mawsoni in Subarea 48.6 by South Africa and Japan
Abstract: South Africa and Japan revised the next season’s (2017/18) research plan in Subarea ... 48.6 using the latest CCAMLR C2 and Observer data, following the recommendations and notification from ... extracts provided by the CCAMLR Secretariat on the 27th of July, 2017 were used. The estimated median stock ... , and 8044.33 tonnes, respectively, when applying the Chapman method. Chapman method considers tags that ...
Meeting Document : WG-FSA-17/10 : Auteur(s): Delegations of Japan and South Africa
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Research plan for the 2018/19 exploratory longline fishery of D. mawsoni in Subarea 48.6 by Spain
Abstract: A proposal from Spain to join the current research proposal coordinated between JAP and ... ZAF is presented. In the SC-2017 report, the Scientific Committee noted that the future inclusion of ... an ice strengthened vessel, in an expanded research plan for this area, would address the capacity ... issues that the research conducted by Japan and South Africa were experiencing (parag 3.109) and ...
Meeting Document : WG-SAM-18/02 : Auteur(s): Delegation of Spain